[H] Dota 2 (NOT DOTA 2 KEY) [W] COD 4, or Garys Mod and Half Life 2

Looking to trade Dota 2 for call of duty 4, or garys mod and half life 2. Please not i am not a Dota 2 scammer. One of my friends gifted me dota and i dont really like it so im willing to trade it. thanks